/Engine/Plugins/Importers/USDImporter/Source/USDStageEditor/Public/USDStageEditorBlueprintLibrary.h
Resets the state of the current USD Stage (which layers are muted, the current edit target, etc.). Corresponds to the "File -> Reset state" action on the USD Stage Editor menu bar.
[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(BlueprintCallable, Category="USD|Menu Actions") static void FileReset()